AB Hussain, SMY Farooq, S. Qayyum, M. Yousaf, SB Hussain, MZU Abidin, P Jalal, L Arif, A. Ramzan, H. Noor, M. Suhail, SM Ammar 2022. Evaluation of Ultrasonography in Various Causes of Pelvic Pain in first Trimester of Pregnancy. Pakistan Journal of Medical & Health Sciences. 16, 09 (Oct. 2022), 29. DOI:https://doi.org/10.53350/pjmhs2216929.